<template>
  <div>
    <el-card class="box-card">
      <div slot="header" class="clearfix header-box">
        <span>文章分类</span>
        <el-button @click="addVisible = true" type="primary" size="mini">添加分类</el-button
        >
        <!-- 添加分类的对话框 -->
        <el-dialog @closed="$refs.addForm.resetFields()" title="添加文章分类" :visible.sync="addVisible" width="35%">
          <!-- 添加的表单 -->
          <el-form :model="addForm" :rules="addRules" ref="addForm" label-width="80px">
            <el-form-item label="分类名称" prop="cate_name">
              <el-input v-model="addForm.cate_name"></el-input>
            </el-form-item>
            <el-form-item label="分类别名" prop="cate_alias">
              <el-input v-model="addForm.cate_alias"></el-input>
            </el-form-item>
          </el-form>
          <span slot="footer" class="dialog-footer">
            <el-button size="mini" @click="addVisible = false">取 消</el-button>
            <el-button size="mini" type="primary" @click="addCate">添 加</el-button>
          </span>
        </el-dialog>
        <el-dialog @closed="$refs.changeFrom.resetFields()" title="修改分类" :visible.sync="changeVisible" width="35%">
          <!-- 添加的表单 -->
          <el-form :model="changeFrom" :rules="addRules" ref="changeFrom" label-width="80px">
            <el-form-item label="分类名称" prop="cate_name">
              <el-input v-model="changeFrom.cate_name"></el-input>
            </el-form-item>
            <el-form-item label="分类别名" prop="cate_alias">
              <el-input v-model="changeFrom.cate_alias"></el-input>
            </el-form-item>
          </el-form>
          <span slot="footer" class="dialog-footer">
            <el-button size="mini" @click="changeVisible = false">取 消</el-button>
            <el-button size="mini" type="primary" @click="changeCate">修 改</el-button>
          </span>
        </el-dialog>
      </div>
      <el-table stripe border :data="cateList" style="width: 100%">
        <el-table-column width="50px" type="index" label="序号">
        </el-table-column>
        <el-table-column prop="cate_name" label="分类名称"> </el-table-column>
        <el-table-column prop="cate_alias" label="分类别名"> </el-table-column>
        <el-table-column label="操作">
          <template v-slot="scope">
            <el-button @click="showEdit(scope.row)" size="mini" type="primary">修改</el-button>
            <el-button @click="delCate(scope.row.id)" size="mini" type="danger">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'ArtCate',
  data () {
    return {
      cateList: [],
      addVisible: false,
      changeVisible: false,
      addForm: {
        cate_name: '',
        cate_alias: ''
      },
      changeFrom: {
      },
      addRules: {
        cate_name: [
          { required: true, message: '请输入分类名称', trigger: 'blur' },
          { pattern: /^\S{1,10}$/, message: '分类名必须是1-10位的非空字符', trigger: 'blur' }
        ],
        cate_alias: [
          { required: true, message: '请输入分类别名', trigger: 'blur' },
          { pattern: /^[a-zA-Z0-9]{1,15}$/, message: '分类别名必须是1-15位的字母数字', trigger: 'blur' }
        ]
      }
    }
  },
  created () {
    this.getCateList()
  },
  methods: {
    async getCateList () {
      const { data: res } = await this.$http.get('/my/cate/list')
      this.cateList = res.data
    },
    addCate () {
      this.$refs.addForm.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$http.post('/my/cate/add', this.addForm)
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.addVisible = false
        this.getCateList()
      })
    },
    showEdit (row) {
      this.changeVisible = true
      this.changeFrom = { ...row }
    },
    changeCate () {
      this.$refs.changeFrom.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$http.put('/my/cate/info', this.changeFrom)
        console.log(this.changeFrom)
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.changeVisible = false
        this.getCateList()
      })
    },
    delCate (id) {
      this.$confirm('此操作将永久删除该分类, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(async () => {
        const { data: res } = await this.$http.delete('/my/cate/del', { params: { id } })
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.getCateList()
      }).catch(() => {
      })
    }
  }
}
</script>

<style lang="less" scoped>
.header-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
</style>
